Naresh Kaushik & Ashish Kumar singh <br/><br/>
IFS - UPSC Agriculture 

 -  "Astral International PVt ltd, New Delhi"  2021 
<br/><br/><label>ISBN: </label>978-93-90259-81-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J1      R21